Add generics test

querydsl-apt/src/test/java/com/mysema/query/domain/Generic15Test.java

@@ -0,0 +1,35 @@
+package com.mysema.query.domain;
+
+import javax.persistence.Entity;
+import javax.persistence.MappedSuperclass;
+
+import org.junit.Test;
+
+public class Generic15Test {
+
+    @MappedSuperclass
+    public static abstract class Compound<T extends Containable> {
+    }
+
+    @MappedSuperclass
+    public static abstract class Containable<T extends Compound> {
+
+        private T compound;
+    }
+
+    @Entity
+    public static class MyCompound extends Compound<MyContainable>{
+    }
+
+    @Entity
+    public static class MyContainable extends Containable<MyCompound> {
+
+        private String additionalField;
+    }
+
+    @Test
+    public void test() {
+        // QMyContainable
+        QGeneric15Test_MyContainable.myContainable.compound
+    }
+}